Marsh (Harry M.) Junior High (Data source)
Source data for Marsh (Harry M.) Junior High
2015
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 7 | 142935 | 2559 | - | 2567 | = | -8 | * | (276 | / | 533) | = | -4.14258911 | ||
| 8 | 142938 | 2575 | - | 2586 | = | -11 | * | (257 | / | 533) | = | -5.30393996 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Marsh (Harry M.) Junior High | -9 | ||||||||||||
2016
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 7 | 4138 | 2554 | - | 2567 | = | -13 | * | (287 | / | 563) | = | -6.62699822 | ||
| 8 | 4140 | 2584 | - | 2586 | = | -2 | * | (276 | / | 563) | = | -0.98046181 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Marsh (Harry M.) Junior High | -8 | ||||||||||||
2017
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 6 | 4212 | 2537 | - | 2552 | = | -15 | * | (248 | / | 809) | = | -4.59826946 | ||
| 7 | 4213 | 2576 | - | 2567 | = | 9 | * | (285 | / | 809) | = | 3.17058096 | ||
| 8 | 4215 | 2583 | - | 2586 | = | -3 | * | (276 | / | 809) | = | -1.02348578 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Marsh (Harry M.) Junior High | -2 | ||||||||||||
2018
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 6 | 4214 | 2521 | - | 2552 | = | -31 | * | (311 | / | 849) | = | -11.35571258 | ||
| 7 | 4215 | 2566 | - | 2567 | = | -1 | * | (255 | / | 849) | = | -0.30035336 | ||
| 8 | 4218 | 2606 | - | 2586 | = | 20 | * | (283 | / | 849) | = | 6.66666666 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Marsh (Harry M.) Junior High | -5 | ||||||||||||
2019
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 6 | 4267 | 2530 | - | 2552 | = | -22 | * | (287 | / | 832) | = | -7.58894231 | ||
| 7 | 4268 | 2571 | - | 2567 | = | 4 | * | (299 | / | 832) | = | 1.4375 | ||
| 8 | 4269 | 2605 | - | 2586 | = | 19 | * | (246 | / | 832) | = | 5.61778844 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Marsh (Harry M.) Junior High | -1 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -9 | -8 | -2 | -5 | -1 | -25.0 | -5.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 4.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -14.0
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 40% | 30% | 33% | 40% | 37% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Chico Unified school district | County of Butte
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Marsh (Harry M.) Junior High math proficiency
Zero+ meets standard.
33% less $meal
24% less $meal
29% less $meal
38% less $meal
34% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.
Intermediate/Middle Schools (Public) schools in Chico Unified (3)
| Bidwell Junior High | Chico Junior High | Marsh (Harry M.) Junior High |